3–32 Derive a função.
3. f(x) = 186.5
f'(x) = 0
5. f(x) = 5x - 1
7. f(x) = x^3 - 4x + 6
9. f(t) = 1/4(t^4 + 8)
11. y = x^(-2/5)
13. V(r) = 4/3 π r^3
15. Y(t) = 6t^(-9)
17. G(x) = √x - 2e^x
19. F(x) = (1/2 x)^5
21. y = ax^2 + bx + c
23. y = x^2 + 4x + 3 / √x